text_original: He waged three successful wars with the Bulgarians and developed the internal resources of the Empire. Leo iv., After a reign of thirty five years, Constantine died and 775 780 & . . was succeeded by his son Leo IV. — " the Khazar, ' as he was called, after the tribe to which his mother be  longed. In 768 he had married an Athenian lady Irene, by whom he had one son Constantine.
text_transcription: HE WAGED THREE SUCCESSFUL WARS WITH THE BULGARIANS AND DEVELOPED THE INTERNAL RESOURCES OF THE EMPIRE AFTER A REIGN OF THIRTY FIVE YEARS CONSTANTINE DIED AND WAS SUCCEEDED BY HIS SON LEO THE FOURTH SEVEN SEVENTY FIVE TO SEVEN EIGHTY THE KAZAR AS HE WAS CALLED AFTER THE TRIBE TO WHICH HIS MOTHER BELONGED IN SEVEN SIXTY EIGHT HE HAD MARRIED AN ATHENIAN LADY IRENE BY WHOM HE HAD ONE SON CONSTANTINE
phonemes: hiː wˈeɪdʒd θɹˈiː səksˈɛsfəl wˈɔːɹz wɪððə bʌlɡˈɛɹiənz ænd dɪvˈɛləpt ðɪ ɪntˈɜːnəl ɹᵻsˈɔːɹsᵻz ʌvðɪ ˈɛmpaɪɚ. lˈiːoʊ ɹˌoʊmən fˈɔːɹ., ˈæftɚɹ ɐ ɹˈeɪn ʌv θˈɜːɾi fˈaɪv jˈɪɹz, kˈɑːnstɐntˌiːn dˈaɪd ænd sˈɛvənhˈʌndɹɪd sˈɛvənti fˈaɪv sˈɛvənhˈʌndɹɪd ˈeɪɾi ˈænd . . wʌz səksˈiːdᵻd baɪ hɪz sˈʌn lˈiːoʊ ɹˌoʊmən fˈɔːɹ. — " ðə kˈɑːzɑːɹ, æz hiː wʌz kˈɔːld, ˈæftɚ ðə tɹˈaɪb tʊ wˌɪtʃ hɪz mˈʌðɚ biː lˈɔŋd. ɪn sˈɛvənhˈʌndɹɪd sˈɪksti ˈeɪt hiː hæd mˈæɹid ɐn æθˈiːniən lˈeɪdi ˈaɪɹiːn, baɪ hˈuːm hiː hæd wˈʌn sˈʌn kˈɑːnstɐntˌiːn.